WEB560,000 children in Gaza vaccinated against polio as first round of campaign ends. Ibrahim Dahman, Sana Noor Haq and Pauline Lockwood, CNN • September 13, 2024. (CNN) — More than 560,000 children aged below 10 in Gaza have received the first of two doses of the polio vaccine, the World Health Organization (WHO) said on Friday, after Israel ...